From af4a25bbe5e7e60ff696ef5c1ec48ab2d51c17c6 Mon Sep 17 00:00:00 2001 From: Zack Rusin Date: Mon, 11 Apr 2022 23:35:23 -0400 Subject: [PATCH] drm/vmwgfx: Add debugfs entries for various ttm resource managers MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Use the newly added TTM's ability to automatically create debugfs entries for specified placements. This creates debugfs files that can be read to get information about various TTM resource managers which are used by vmwgfx. Signed-off-by: Zack Rusin Link: https://patchwork.freedesktop.org/patch/msgid/20220412033526.369115-3-zack@kde.org Reviewed-by: Christian König --- drivers/gpu/drm/vmwgfx/vmwgfx_drv.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c index 791f9a5f3868f7..ffd975c1413693 100644 --- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c +++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.c @@ -1385,6 +1385,23 @@ static void vmw_remove(struct pci_dev *pdev) vmw_driver_unload(dev); } +static void vmw_debugfs_resource_managers_init(struct vmw_private *vmw) +{ + struct drm_minor *minor = vmw->drm.primary; + struct dentry *root = minor->debugfs_root; + + ttm_resource_manager_create_debugfs(ttm_manager_type(&vmw->bdev, TTM_PL_SYSTEM), + root, "system_ttm"); + ttm_resource_manager_create_debugfs(ttm_manager_type(&vmw->bdev, TTM_PL_VRAM), + root, "vram_ttm"); + ttm_resource_manager_create_debugfs(ttm_manager_type(&vmw->bdev, VMW_PL_GMR), + root, "gmr_ttm"); + ttm_resource_manager_create_debugfs(ttm_manager_type(&vmw->bdev, VMW_PL_MOB), + root, "mob_ttm"); + ttm_resource_manager_create_debugfs(ttm_manager_type(&vmw->bdev, VMW_PL_SYSTEM), + root, "system_mob_ttm"); +} + static unsigned long vmw_get_unmapped_area(struct file *file, unsigned long uaddr, unsigned long len, unsigned long pgoff, @@ -1632,6 +1649,7 @@ static int vmw_probe(struct pci_dev *pdev, const struct pci_device_id *ent) goto out_unload; vmw_debugfs_gem_init(vmw); + vmw_debugfs_resource_managers_init(vmw); return 0; out_unload: